20534584

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 26121416

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 107, 149, 161, 184, 214, 298, 322, 428, 596, 644, 749, 856, 1043, 1192, 1288, 1498, 2086, 2461, 2996, 3427, 4172, 4922, 5992, 6854, 8344, 9844, 13708, 15943, 17227, 19688, 23989, 27416, 31886, 34454, 47978, 63772, 68908, 95956, 111601, 127544, 137816, 191912, 223202, 366689, 446404, 733378, 892808, 1466756, 2566823, 2933512, 5133646, 10267292, 20534584]

約数ペア:

[(1, 20534584), (2, 10267292), (4, 5133646), (7, 2933512), (8, 2566823), (14, 1466756), (23, 892808), (28, 733378), (46, 446404), (56, 366689), (92, 223202), (107, 191912), (149, 137816), (161, 127544), (184, 111601), (214, 95956), (298, 68908), (322, 63772), (428, 47978), (596, 34454), (644, 31886), (749, 27416), (856, 23989), (1043, 19688), (1192, 17227), (1288, 15943), (1498, 13708), (2086, 9844), (2461, 8344), (2996, 6854), (3427, 5992), (4172, 4922)]